International Mold Steel

DHA-World

DHA-World is a high hardenability and high tough general use hot work die steel.

Overview  

Improved H13 applicable for a wide variety of uses High toughness even in large dies due to higher hardenability than that of H13

Applications include:

Die Casting Molds

Die Casting Parts

Hot Extrusion Dies

Hot Shear Blades

Hot Forging Dies

Unique Characteristics

  • 38-42 HRc hardness.
  • Through hardened for exceptional dimensional stability.
  • Cuts mold making costs by reducing man hours required for machining.
  • Classified as a “free-machining” steel.
  • Ideal for complex, precision molds and parts susceptible to distortion and/or deformation without needing additional heat-treating.
  • Ideal for Ion-nitriding.

Microstructure (quenched and tempered)

Tempering Hardness

Toughness

CCT Curves

Heat Checking Resistance

Dimensional Change

Softening Resistance

Fracture Toughness

Quenching Rate vs. Toughness

AI Erosion Resistance

Nitriding Characteristics

Thermal

Thermal Expansion Rate

Thermal Conductivity

Specific Heat

Specific Weight

This page is under construction.

Please check back soon.

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